Table I. Distribution of Selected Patient Characteristics: Age, Height, Weight, Years Since Treatment and Years on Multi-Vitamin Supplements.
| Completed FFQ | N | Mean | SD1 | Median | Min | Max | p-values2 | |
|---|---|---|---|---|---|---|---|---|
| Age (year) | No | 260 | 16.6 | 5.4 | 16 | 8 | 36 | <0.0001 |
| Yes | 164 | 19. 6 | 7.0 | 20.5 | 9 | 35 | ||
| Height (cm) | No | 260 | 162.2 | 12.6 | 162.6 | 130.8 | 190.6 | 0.5233 |
| Yes | 164 | 162.9 | 14.2 | 163.2 | 124.6 | 192.6 | ||
| Weight (kg) | No | 260 | 67.5 | 22.8 | 62.4 | 30.3 | 172.6 | 0.4998 |
| Yes | 164 | 68.9 | 23.4 | 65.6 | 28.7 | 155.3 | ||
| Years Since Treatment | No | 260 | 9.3 | 3.4 | 8.8 | 4.5 | 18.6 | 0.4397 |
| Yes | 164 | 9.7 | 4.7 | 7.0 | 4.9 | 19.1 | ||
| Years Multivitamin | No | 4 | 3 | 1.8 | 3 | 1 | 5 | 0.8019 |
| Yes | 47 | 2.9 | 1.27 | 3 | 1 | 6 |
1
SD=Standard Deviation;
2
Significance level comparing those who did and did not complete the FFQ at baseline, Wilcoxon-Mann-Whitney test